) mainly becaus it's not that mysterious. There is certain propoties of the quadractic equation that can be looked at and tested.1st one is what shape will the equation be:
0x^2+10x+9
Is the shape of:
And The second property you can get is directly from the quadractic equation, whether a equation has 2 roots, 1 root or it has imaginary roots
-3x^2+6x-5
b^2-4ac=-24
How many roots has this equation got?
Okay that was fun hope you enjoy.
